Dover, MN Radon Levels

Q: What EPA Radon Zone is Dover in?

Dover is in Olmsted County, EPA Zone 1.

Q: Why are radon readings shown from areas near Dover?

No homeowner radon tests have been submitted for Dover yet, so readings from the closest cities and the Olmsted County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Dover?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Check local Dover radon levels and find certified testing and mitigation professionals to keep your home safe

Dover, MN Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Olmsted County, MN

Zip Code 55929

Situated in Olmsted County within the Rochester Metro area, Dover (zip code 55929) lies in EPA Zone 1, indicating high radon potential from the underlying Paleozoic limestone and sandstone bedrock. The region's karst topography and fractured bedrock create pathways for radon gas migration into homes. While specific local testing data isn't currently available, the geological conditions strongly suggest homeowners should conduct radon testing and consider mitigation systems, particularly in homes with basements.

7.33

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.33 pCi/L, based on 6 tests from 5 nearby cities. No readings have been submitted for Dover yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Dover, MN Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Need Radon Mitigation or Testing in Dover?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Olmsted County Pros

1-800-299-3578 507-369-2661 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Dover, MN

No homeowner tests have been submitted for Dover yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Minnesota City	20.6 mi	7.00 pCi/L	1
Winona	22.0 mi	10.00 pCi/L	1
Le Roy	37.2 mi	8.00 pCi/L	1
La Crescent	42.3 mi	7.50 pCi/L	2
Blooming Prairie	46.3 mi	4.00 pCi/L	1

Olmsted County Radon Profile

Olmsted County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Few homeowner tests have been logged inside Olmsted County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Olmsted County to test, as levels can differ between neighboring homes.

Radon FAQ for Dover, MN

What EPA Radon Zone is Dover in?

Dover and the 55929 zip code are in Olmsted County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

Why are radon readings shown from areas near Dover?

No homeowner radon tests have been submitted for Dover yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Olmsted County average—are the best available indicator of local conditions until Dover homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Dover?

Radon mitigation in Dover typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Dover?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.